KR101025736B1 - 반도체 소자의 트랜지스터 형성 방법 - Google Patents
반도체 소자의 트랜지스터 형성 방법 Download PDFInfo
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- KR101025736B1 KR101025736B1 KR1020080086294A KR20080086294A KR101025736B1 KR 101025736 B1 KR101025736 B1 KR 101025736B1 KR 1020080086294 A KR1020080086294 A KR 1020080086294A KR 20080086294 A KR20080086294 A KR 20080086294A KR 101025736 B1 KR101025736 B1 KR 101025736B1
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- Prior art keywords
- forming
- region
- layer
- transistor
- semiconductor device
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- 238000000034 method Methods 0.000 title claims abstract description 27
- 239000004065 semiconductor Substances 0.000 title claims abstract description 26
- 238000005468 ion implantation Methods 0.000 claims abstract description 18
- 238000002955 isolation Methods 0.000 claims abstract description 18
- 230000007935 neutral effect Effects 0.000 claims abstract description 10
- 238000005530 etching Methods 0.000 claims abstract description 7
- 150000004767 nitrides Chemical class 0.000 claims abstract description 7
- 239000000758 substrate Substances 0.000 claims abstract description 7
- 230000001771 impaired effect Effects 0.000 claims abstract description 3
- 238000001039 wet etching Methods 0.000 claims description 11
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 239000004020 conductor Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 150000002500 ions Chemical class 0.000 abstract 1
- 239000002019 doping agent Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/26—Bombardment with radiation
- H01L21/263—Bombardment with radiation with high-energy radiation
- H01L21/265—Bombardment with radiation with high-energy radiation producing ion implantation
- H01L21/26506—Bombardment with radiation with high-energy radiation producing ion implantation in group IV semiconductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/26—Bombardment with radiation
- H01L21/263—Bombardment with radiation with high-energy radiation
- H01L21/265—Bombardment with radiation with high-energy radiation producing ion implantation
- H01L21/26586—Bombardment with radiation with high-energy radiation producing ion implantation characterised by the angle between the ion beam and the crystal planes or the main crystal surface
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
- H01L21/82—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components
- H01L21/822—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being a semiconductor, using silicon technology
- H01L21/8232—Field-effect technology
- H01L21/8234—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type
- H01L21/823481—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type isolation region manufacturing related aspects, e.g. to avoid interaction of isolation region with adjacent structure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/41—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions
- H01L29/423—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions not carrying the current to be rectified, amplified or switched
- H01L29/42312—Gate electrodes for field effect devices
- H01L29/42316—Gate electrodes for field effect devices for field-effect transistors
- H01L29/4232—Gate electrodes for field effect devices for field-effect transistors with insulated gate
- H01L29/42356—Disposition, e.g. buried gate electrode
- H01L29/4236—Disposition, e.g. buried gate electrode within a trench, e.g. trench gate electrode, groove gate electrode
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/66568—Lateral single gate silicon transistors
- H01L29/66613—Lateral single gate silicon transistors with a gate recessing step, e.g. using local oxidation
- H01L29/66621—Lateral single gate silicon transistors with a gate recessing step, e.g. using local oxidation using etching to form a recess at the gate location
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
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- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacturing & Machinery (AREA)
- High Energy & Nuclear Physics (AREA)
- Ceramic Engineering (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Element Separation (AREA)
Abstract
Description
Claims (5)
- 반도체 기판에 소자분리막을 형성하여 활성영역을 한정하되, 상기 활성영역과 상기 소자분리막 사이에 산화막 및 질화막을 개재시키는 단계;상기 활성영역의 게이트 예정영역을 선택적으로 식각하여 리세스 영역을 형성하는 단계;상기 리세스 영역의 측벽에 드러나는 상기 산화막 및 그 하부의 산화막 일부에 대하여 중성 원소를 이용하는 경사 이온주입을 수행하여 손상층을 형성하는 단계; 및상기 손상층을 제거하여 상기 리세스 영역의 저부에 드러나는 상기 활성영역을 돌출시키는 단계를 포함하는 반도체 소자의 트랜지스터 형성 방법.
- 제1항에 있어서,상기 중성 원소는, Ar인반도체 소자의 트랜지스터 형성 방법.
- 제1항에 있어서,상기 손상층 제거 단계는,습식 식각으로 수행되는반도체 소자의 트랜지스터 형성 방법.
- 제1항에 있어서,상기 소자분리막 형성 단계는,상기 반도체 기판의 소자분리영역을 식각하여 트렌치를 형성하는 단계;상기 트렌치를 포함하는 결과물의 전면에 상기 산화막 및 상기 질화막을 형성하는 단계;결과물의 전체 구조 상에 소자분리용 절연막을 형성하는 단계; 및상기 활성영역이 드러날 때까지 평탄화 공정을 수행하는 단계를 포함하는반도체 소자의 트랜지스터 형성 방법.
- 제1항에 있어서,상기 손상층 제거 단계 후에,상기 리세스 영역을 매립하는 도전물질을 형성하는 단계를 더 포함하는 반도체 소자의 트랜지스터 형성 방법.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080086294A KR101025736B1 (ko) | 2008-09-02 | 2008-09-02 | 반도체 소자의 트랜지스터 형성 방법 |
US12/344,434 US7892944B2 (en) | 2008-09-02 | 2008-12-26 | Method of forming transistor in semiconductor device |
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KR1020080086294A KR101025736B1 (ko) | 2008-09-02 | 2008-09-02 | 반도체 소자의 트랜지스터 형성 방법 |
Publications (2)
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KR20100027393A KR20100027393A (ko) | 2010-03-11 |
KR101025736B1 true KR101025736B1 (ko) | 2011-04-04 |
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KR1020080086294A KR101025736B1 (ko) | 2008-09-02 | 2008-09-02 | 반도체 소자의 트랜지스터 형성 방법 |
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US (1) | US7892944B2 (ko) |
KR (1) | KR101025736B1 (ko) |
Families Citing this family (1)
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KR102014437B1 (ko) * | 2013-10-17 | 2019-10-21 | 에스케이하이닉스 주식회사 | 다원화된 측벽 산화막 구조를 갖는 반도체 장치 및 그 제조 방법 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20050059750A (ko) * | 2003-12-15 | 2005-06-21 | 주식회사 하이닉스반도체 | 반도체 소자의 제조방법 |
KR20080010885A (ko) * | 2006-07-28 | 2008-01-31 | 주식회사 하이닉스반도체 | 반도체 소자의 형성 방법 |
Family Cites Families (3)
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US6551881B1 (en) * | 2001-10-01 | 2003-04-22 | Koninklijke Philips Electronics N.V. | Self-aligned dual-oxide umosfet device and a method of fabricating same |
KR100546161B1 (ko) * | 2004-07-13 | 2006-01-24 | 주식회사 하이닉스반도체 | 반도체 소자의 소자 분리막 제조 방법 |
JP4867171B2 (ja) * | 2005-01-21 | 2012-02-01 | 富士電機株式会社 | 半導体装置の製造方法 |
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- 2008-09-02 KR KR1020080086294A patent/KR101025736B1/ko active IP Right Grant
- 2008-12-26 US US12/344,434 patent/US7892944B2/en active Active
Patent Citations (2)
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KR20050059750A (ko) * | 2003-12-15 | 2005-06-21 | 주식회사 하이닉스반도체 | 반도체 소자의 제조방법 |
KR20080010885A (ko) * | 2006-07-28 | 2008-01-31 | 주식회사 하이닉스반도체 | 반도체 소자의 형성 방법 |
Also Published As
Publication number | Publication date |
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KR20100027393A (ko) | 2010-03-11 |
US7892944B2 (en) | 2011-02-22 |
US20100055866A1 (en) | 2010-03-04 |
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